2010Flipped from DemocraticFinal results
2010 election for Oregon Senate District 20
Oregon State Senate · Oregon
Alan R. Olsen (R) won with 50.2% of the vote, defeating Martha Schrader (D) by 0.5 points, a seat Democrats won last time.
Alan R. OlsenRepublican · winner
50.2%23,044
Martha SchraderDemocrat
49.7%22,817
45,935 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET